SeeedStudio LinkIt Smart 7688

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multiple revisions of this device, use caution
bgn (N150)
802.11b/g/n IoT Module
Homepage
3rd Party Firmware
dd-wrt
Status Unknown
OpenWrt
Status Unknown
Tomato any flavor
Incompatible
Gargoyle
Status Unknown
Platform
BrandModelRev
SeeedStudio LinkIt Smart 7688
FCC ID
Type
IoT, development board
CPU1
MediaTek MT7688AN
CPU1 Type
MIPS 24KEc
CPU1 Speed
580 MHz
Flash1 Chip
Macronix MX25L25635FMI-10G
Flash1 Size
32 MiB33,554,432 B <br />262,144 Kib <br />32,768 KiB <br />256 Mib <br />0.0313 GiB <br />
RAM1 Size
128 MiB134,217,728 B <br />1,048,576 Kib <br />131,072 KiB <br />1,024 Mib <br />0.125 GiB <br />
RAM1 Chip
Nanya NT5TU64M16HG-ACI
ETH chip1
MediaTek MT7688AN
Ethernet Port Count
0-100MbE-LAN

802dot11 OUI: 9C:65:F9 (1 E, 2 W)
Ethernet OUI: 9C:65:F9 (1 E, 2 W)

Stock bootloader
U-Boot 1.1.3 Ralink 4.3.0.0
Stock FW OS
Linux 3.18.21 OpenWrt 15.05 + linkit
Expansion IF types
USB 2.0, Micro SD card slot
USB ports
1
SD/MMC Slots
1
USB Hub Compatible
Untested
Power
5 VDC, 2 A
Connector type
USB Female Micro-B
Serial Port (UART)
yes, (57600 8N1)
JTAG Port
yes, 8-pad header

Additional chips
Low-Voltage Octal FET Bus Switch;Texas Instruments;SN74CBLTV3245A;;1;

Other

Default SSID: LinkIt_Smart_7688_XXXX
Default IP address: 192.168.100.1
the IP 192.168.100.1 is used by 44 additional devices
of which 2 are SeeedStudio devices
Default login user: root
Default login password: change on install
root:change on install credentials used by 1 additional devices
of which 1 are SeeedStudio devices

Manuf/OEM/ODM
3rd Party Firmware Support
OpenWrt • (List | Dev | DLs)
Retail
FCC approval date 16 October 2015
(Est.) release date December 2015
(Est.) initial retail price (in USD): $12.90
ASIN B01CNZ9UJ6 Flag of the United States.svg
Radio 1
Chip1
MediaTek MT7688AN
Wireless interface OUI
9C:65:F9
Antenna Connector Type
integrated
MIMO status
1x1:1
Wireless Standard
IEEE 802.11b/g/n
802.11n
up to 150 Mbps
802.11g
up to 54 Mbps
802.11b
up to 11 Mbps
WiFi Operating Frequency
2.4 GHz
 CPU1 brandRadio1 chip1 brandRadio1 chip2 brand
SeeedStudio LinkIt Smart 7688MediaTekMediaTek
SeeedStudio LinkIt Smart 7688 DuoMediaTekMediaTek

For a list of all currently documented MediaTek chipsets with specifications, see MediaTek.

For a list of all currently documented SeeedStudio device with specifications, see SeeedStudio.

150 Mbps - 1SS 2.4GHz 802.11n (40MHz chan.) = N150 class

Overview

Hardware specification

@580MHz (MIPS 24KEc)
  • Memory: 128MB SDRAM (DDR2)
  • Onboard Storage: 32MB (NOR),
TF card (max.128GB)/MMC card
  • Wi-Fi: 802.11bgn 1T1R
  • USB: 1x USB 2.0 port
  • Power: USB Female Micro-B

Links of Interest

  • SeeedStudio LinkIt Smart 7688:
 • On the OpenWrt ToH (techdata entry)  • On the OpenWrt Wiki

Reviews

Run OpenWrt for IoT Applications